diff --git a/apps/advanced/tests/codeception/backend/_bootstrap.php b/apps/advanced/tests/codeception/backend/_bootstrap.php
index 2833fe277d..1594258a75 100644
--- a/apps/advanced/tests/codeception/backend/_bootstrap.php
+++ b/apps/advanced/tests/codeception/backend/_bootstrap.php
@@ -2,20 +2,20 @@
 defined('YII_DEBUG') or define('YII_DEBUG', true);
 defined('YII_ENV') or define('YII_ENV', 'test');
 
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(__DIR__))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(__DIR__))));
 
-defined('BACKEND_ENTRY_URL') or define('BACKEND_ENTRY_URL', \Codeception\Configuration::config()['config']['test_entry_url']);
-defined('BACKEND_ENTRY_FILE') or define('BACKEND_ENTRY_FILE', ROOT_DIR . '/backend/web/index-test.php');
+defined('YII_BACKEND_TEST_ENTRY_URL') or define('YII_BACKEND_TEST_ENTRY_URL', \Codeception\Configuration::config()['config']['test_entry_url']);
+defined('YII_TEST_BACKEND_ENTRY_FILE') or define('YII_TEST_BACKEND_ENTRY_FILE', YII_ROOT_DIR . '/backend/web/index-test.php');
 
-require_once(ROOT_DIR . '/vendor/autoload.php');
-require_once(ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
-require(ROOT_DIR . '/common/config/aliases.php');
+require_once(YII_ROOT_DIR . '/vendor/autoload.php');
+require_once(YII_ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
+require(YII_ROOT_DIR . '/common/config/aliases.php');
 
 // set correct script paths
 
 // the entry script file path for functional and acceptance tests
-$_SERVER['SCRIPT_FILENAME'] = BACKEND_ENTRY_FILE;
-$_SERVER['SCRIPT_NAME'] = BACKEND_ENTRY_URL;
+$_SERVER['SCRIPT_FILENAME'] = YII_TEST_BACKEND_ENTRY_FILE;
+$_SERVER['SCRIPT_NAME'] = YII_BACKEND_TEST_ENTRY_URL;
 $_SERVER['SERVER_NAME'] = 'localhost';
 
 Yii::setAlias('@codeception', dirname(__DIR__));
diff --git a/apps/advanced/tests/codeception/bin/_bootstrap.php b/apps/advanced/tests/codeception/bin/_bootstrap.php
index a9cbe29f98..23fc9d2115 100644
--- a/apps/advanced/tests/codeception/bin/_bootstrap.php
+++ b/apps/advanced/tests/codeception/bin/_bootstrap.php
@@ -11,11 +11,11 @@
 defined('STDIN') or define('STDIN', fopen('php://stdin', 'r'));
 defined('STDOUT') or define('STDOUT', fopen('php://stdout', 'w'));
 
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(__DIR__))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(__DIR__))));
 
-require_once(ROOT_DIR . '/vendor/autoload.php');
-require_once(ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
-require_once(ROOT_DIR . '/common/config/aliases.php');
+require_once(YII_ROOT_DIR . '/vendor/autoload.php');
+require_once(YII_ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
+require_once(YII_ROOT_DIR . '/common/config/aliases.php');
 
 defined('YII_DEBUG') or define('YII_DEBUG', true);
 defined('YII_ENV') or define('YII_ENV', 'test');
diff --git a/apps/advanced/tests/codeception/bin/yii_acceptance b/apps/advanced/tests/codeception/bin/yii_acceptance
index b6dfafc758..21a768d12f 100644
--- a/apps/advanced/tests/codeception/bin/yii_acceptance
+++ b/apps/advanced/tests/codeception/bin/yii_acceptance
@@ -11,10 +11,10 @@
 require_once __DIR__ . '/_bootstrap.php';
 
 $config = yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/console/config/main.php'),
-    require(ROOT_DIR . '/console/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/console/config/main.php'),
+    require(YII_ROOT_DIR . '/console/config/main-local.php'),
     require(dirname(__DIR__) . '/config/acceptance.php'),
     [
         'controllerMap' => [
diff --git a/apps/advanced/tests/codeception/bin/yii_functional b/apps/advanced/tests/codeception/bin/yii_functional
index abf755ed28..7d00ac752e 100644
--- a/apps/advanced/tests/codeception/bin/yii_functional
+++ b/apps/advanced/tests/codeception/bin/yii_functional
@@ -11,10 +11,10 @@
 require_once __DIR__ . '/_bootstrap.php';
 
 $config = yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/console/config/main.php'),
-    require(ROOT_DIR . '/console/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/console/config/main.php'),
+    require(YII_ROOT_DIR . '/console/config/main-local.php'),
     require(dirname(__DIR__) . '/config/functional.php'),
     [
         'controllerMap' => [
diff --git a/apps/advanced/tests/codeception/bin/yii_unit b/apps/advanced/tests/codeception/bin/yii_unit
index 1187c6d50c..e42e0e4ef9 100644
--- a/apps/advanced/tests/codeception/bin/yii_unit
+++ b/apps/advanced/tests/codeception/bin/yii_unit
@@ -11,10 +11,10 @@
 require_once __DIR__ . '/_bootstrap.php';
 
 $config = yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/console/config/main.php'),
-    require(ROOT_DIR . '/console/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/console/config/main.php'),
+    require(YII_ROOT_DIR . '/console/config/main-local.php'),
     require(dirname(__DIR__) . '/config/unit.php'),
     [
         'controllerMap' => [
diff --git a/apps/advanced/tests/codeception/common/_bootstrap.php b/apps/advanced/tests/codeception/common/_bootstrap.php
index 2225ef0519..4647242e0f 100644
--- a/apps/advanced/tests/codeception/common/_bootstrap.php
+++ b/apps/advanced/tests/codeception/common/_bootstrap.php
@@ -2,11 +2,11 @@
 defined('YII_DEBUG') or define('YII_DEBUG', true);
 defined('YII_ENV') or define('YII_ENV', 'test');
 
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(__DIR__))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(__DIR__))));
 
-require_once(ROOT_DIR . '/vendor/autoload.php');
-require_once(ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
-require(ROOT_DIR . '/common/config/aliases.php');
+require_once(YII_ROOT_DIR . '/vendor/autoload.php');
+require_once(YII_ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
+require(YII_ROOT_DIR . '/common/config/aliases.php');
 
 // set correct script paths
 $_SERVER['SERVER_NAME'] = 'localhost';
diff --git a/apps/advanced/tests/codeception/config/backend/acceptance.php b/apps/advanced/tests/codeception/config/backend/acceptance.php
index 63f5af5b66..146f0a6f15 100644
--- a/apps/advanced/tests/codeception/config/backend/acceptance.php
+++ b/apps/advanced/tests/codeception/config/backend/acceptance.php
@@ -1,10 +1,10 @@
 <?php
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(dirname(__DIR__)))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(dirname(__DIR__)))));
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/backend/config/main.php'),
-    require(ROOT_DIR . '/backend/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/backend/config/main.php'),
+    require(YII_ROOT_DIR . '/backend/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/acceptance.php'),
     require(__DIR__ . '/config.php'),
diff --git a/apps/advanced/tests/codeception/config/backend/functional.php b/apps/advanced/tests/codeception/config/backend/functional.php
index cf55578f65..2452e3e5b2 100644
--- a/apps/advanced/tests/codeception/config/backend/functional.php
+++ b/apps/advanced/tests/codeception/config/backend/functional.php
@@ -1,12 +1,12 @@
 <?php
-$_SERVER['SCRIPT_FILENAME'] = BACKEND_ENTRY_FILE;
-$_SERVER['SCRIPT_NAME'] = BACKEND_ENTRY_URL;
+$_SERVER['SCRIPT_FILENAME'] = YII_TEST_BACKEND_ENTRY_FILE;
+$_SERVER['SCRIPT_NAME'] = YII_BACKEND_TEST_ENTRY_URL;
 
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/backend/config/main.php'),
-    require(ROOT_DIR . '/backend/config/main-local.php'),
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/backend/config/main.php'),
+    require(YII_ROOT_DIR . '/backend/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/functional.php'),
     require(__DIR__ . '/config.php'),
diff --git a/apps/advanced/tests/codeception/config/backend/unit.php b/apps/advanced/tests/codeception/config/backend/unit.php
index 6363e45d02..ec15a7f439 100644
--- a/apps/advanced/tests/codeception/config/backend/unit.php
+++ b/apps/advanced/tests/codeception/config/backend/unit.php
@@ -1,10 +1,10 @@
 <?php
 
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/backend/config/main.php'),
-    require(ROOT_DIR . '/backend/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/backend/config/main.php'),
+    require(YII_ROOT_DIR . '/backend/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/unit.php'),
     require(__DIR__ . '/config.php'),
diff --git a/apps/advanced/tests/codeception/config/common/unit.php b/apps/advanced/tests/codeception/config/common/unit.php
index 3ada667117..c98168dbc1 100644
--- a/apps/advanced/tests/codeception/config/common/unit.php
+++ b/apps/advanced/tests/codeception/config/common/unit.php
@@ -3,8 +3,8 @@
  * Application config for common unit tests
  */
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/unit.php'),
     [
diff --git a/apps/advanced/tests/codeception/config/console/unit.php b/apps/advanced/tests/codeception/config/console/unit.php
index 661596cc6b..77c9d54cc2 100644
--- a/apps/advanced/tests/codeception/config/console/unit.php
+++ b/apps/advanced/tests/codeception/config/console/unit.php
@@ -1,10 +1,10 @@
 <?php
 
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/console/config/main.php'),
-    require(ROOT_DIR . '/console/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/console/config/main.php'),
+    require(YII_ROOT_DIR . '/console/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/unit.php'),
     [
diff --git a/apps/advanced/tests/codeception/config/frontend/acceptance.php b/apps/advanced/tests/codeception/config/frontend/acceptance.php
index 95086a67aa..59f034fe45 100644
--- a/apps/advanced/tests/codeception/config/frontend/acceptance.php
+++ b/apps/advanced/tests/codeception/config/frontend/acceptance.php
@@ -1,10 +1,10 @@
 <?php
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(dirname(__DIR__)))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(dirname(__DIR__)))));
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/frontend/config/main.php'),
-    require(ROOT_DIR . '/frontend/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/frontend/config/main.php'),
+    require(YII_ROOT_DIR . '/frontend/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/acceptance.php'),
     require(__DIR__ . '/config.php'),
diff --git a/apps/advanced/tests/codeception/config/frontend/functional.php b/apps/advanced/tests/codeception/config/frontend/functional.php
index 0230b899ef..13f786506f 100644
--- a/apps/advanced/tests/codeception/config/frontend/functional.php
+++ b/apps/advanced/tests/codeception/config/frontend/functional.php
@@ -3,10 +3,10 @@ $_SERVER['SCRIPT_FILENAME'] = FRONTEND_ENTRY_FILE;
 $_SERVER['SCRIPT_NAME'] = FRONTEND_ENTRY_URL;
 
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/frontend/config/main.php'),
-    require(ROOT_DIR . '/frontend/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/frontend/config/main.php'),
+    require(YII_ROOT_DIR . '/frontend/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/functional.php'),
     require(__DIR__ . '/config.php'),
diff --git a/apps/advanced/tests/codeception/config/frontend/unit.php b/apps/advanced/tests/codeception/config/frontend/unit.php
index da0adec895..8d8cde07bf 100644
--- a/apps/advanced/tests/codeception/config/frontend/unit.php
+++ b/apps/advanced/tests/codeception/config/frontend/unit.php
@@ -1,10 +1,10 @@
 <?php
 
 return yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/common/config/main.php'),
-    require(ROOT_DIR . '/common/config/main-local.php'),
-    require(ROOT_DIR . '/frontend/config/main.php'),
-    require(ROOT_DIR . '/frontend/config/main-local.php'),
+    require(YII_ROOT_DIR . '/common/config/main.php'),
+    require(YII_ROOT_DIR . '/common/config/main-local.php'),
+    require(YII_ROOT_DIR . '/frontend/config/main.php'),
+    require(YII_ROOT_DIR . '/frontend/config/main-local.php'),
     require(dirname(__DIR__) . '/config.php'),
     require(dirname(__DIR__) . '/unit.php'),
     require(__DIR__ . '/config.php'),
diff --git a/apps/advanced/tests/codeception/console/_bootstrap.php b/apps/advanced/tests/codeception/console/_bootstrap.php
index 2225ef0519..4647242e0f 100644
--- a/apps/advanced/tests/codeception/console/_bootstrap.php
+++ b/apps/advanced/tests/codeception/console/_bootstrap.php
@@ -2,11 +2,11 @@
 defined('YII_DEBUG') or define('YII_DEBUG', true);
 defined('YII_ENV') or define('YII_ENV', 'test');
 
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(__DIR__))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(__DIR__))));
 
-require_once(ROOT_DIR . '/vendor/autoload.php');
-require_once(ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
-require(ROOT_DIR . '/common/config/aliases.php');
+require_once(YII_ROOT_DIR . '/vendor/autoload.php');
+require_once(YII_ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
+require(YII_ROOT_DIR . '/common/config/aliases.php');
 
 // set correct script paths
 $_SERVER['SERVER_NAME'] = 'localhost';
diff --git a/apps/advanced/tests/codeception/frontend/_bootstrap.php b/apps/advanced/tests/codeception/frontend/_bootstrap.php
index a6aa22b27b..336bbc63be 100644
--- a/apps/advanced/tests/codeception/frontend/_bootstrap.php
+++ b/apps/advanced/tests/codeception/frontend/_bootstrap.php
@@ -2,14 +2,14 @@
 defined('YII_DEBUG') or define('YII_DEBUG', true);
 defined('YII_ENV') or define('YII_ENV', 'test');
 
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(__DIR__))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(__DIR__))));
 
 defined('FRONTEND_ENTRY_URL') or define('FRONTEND_ENTRY_URL', \Codeception\Configuration::config()['config']['test_entry_url']);
-defined('FRONTEND_ENTRY_FILE') or define('FRONTEND_ENTRY_FILE', ROOT_DIR . '/frontend/web/index-test.php');
+defined('FRONTEND_ENTRY_FILE') or define('FRONTEND_ENTRY_FILE', YII_ROOT_DIR . '/frontend/web/index-test.php');
 
-require_once(ROOT_DIR . '/vendor/autoload.php');
-require_once(ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
-require(ROOT_DIR . '/common/config/aliases.php');
+require_once(YII_ROOT_DIR . '/vendor/autoload.php');
+require_once(YII_ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
+require(YII_ROOT_DIR . '/common/config/aliases.php');
 
 // set correct script paths
 
diff --git a/apps/basic/tests/codeception/_bootstrap.php b/apps/basic/tests/codeception/_bootstrap.php
index eb61f8f644..5f5ae10b42 100644
--- a/apps/basic/tests/codeception/_bootstrap.php
+++ b/apps/basic/tests/codeception/_bootstrap.php
@@ -2,14 +2,14 @@
 defined('YII_DEBUG') or define('YII_DEBUG', true);
 defined('YII_ENV') or define('YII_ENV', 'test');
 
-defined('TEST_ENTRY_URL') or define('TEST_ENTRY_URL', \Codeception\Configuration::config()['config']['test_entry_url']);
-defined('TEST_ENTRY_FILE') or define('TEST_ENTRY_FILE', dirname(dirname(__DIR__)) . '/web/index-test.php');
+defined('YII_TEST_ENTRY_URL') or define('YII_TEST_ENTRY_URL', \Codeception\Configuration::config()['config']['test_entry_url']);
+defined('YII_TEST_ENTRY_FILE') or define('YII_TEST_ENTRY_FILE', dirname(dirname(__DIR__)) . '/web/index-test.php');
 
 require_once(__DIR__ . '/../../vendor/autoload.php');
 require_once(__DIR__ . '/../../vendor/yiisoft/yii2/Yii.php');
 
-$_SERVER['SCRIPT_FILENAME'] = TEST_ENTRY_FILE;
-$_SERVER['SCRIPT_NAME'] = TEST_ENTRY_URL;
+$_SERVER['SCRIPT_FILENAME'] = YII_TEST_ENTRY_FILE;
+$_SERVER['SCRIPT_NAME'] = YII_TEST_ENTRY_URL;
 $_SERVER['SERVER_NAME'] = 'localhost';
 
 Yii::setAlias('@codeception', __DIR__);
diff --git a/apps/basic/tests/codeception/bin/_bootstrap.php b/apps/basic/tests/codeception/bin/_bootstrap.php
index fcff154115..de57b2006b 100644
--- a/apps/basic/tests/codeception/bin/_bootstrap.php
+++ b/apps/basic/tests/codeception/bin/_bootstrap.php
@@ -6,7 +6,7 @@ defined('YII_ENV') or define('YII_ENV', 'test');
 defined('STDIN') or define('STDIN', fopen('php://stdin', 'r'));
 defined('STDOUT') or define('STDOUT', fopen('php://stdout', 'w'));
 
-defined('ROOT_DIR') or define('ROOT_DIR', dirname(dirname(dirname(__DIR__))));
+defined('YII_ROOT_DIR') or define('YII_ROOT_DIR', dirname(dirname(dirname(__DIR__))));
 
-require(ROOT_DIR . '/vendor/autoload.php');
-require(ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
+require(YII_ROOT_DIR . '/vendor/autoload.php');
+require(YII_ROOT_DIR . '/vendor/yiisoft/yii2/Yii.php');
diff --git a/apps/basic/tests/codeception/bin/yii_acceptance b/apps/basic/tests/codeception/bin/yii_acceptance
index 89a6e3c3e6..f454a1cf7f 100644
--- a/apps/basic/tests/codeception/bin/yii_acceptance
+++ b/apps/basic/tests/codeception/bin/yii_acceptance
@@ -11,7 +11,7 @@
 require_once __DIR__ . '/_bootstrap.php';
 
 $config = yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/config/console.php'),
+    require(YII_ROOT_DIR . '/config/console.php'),
     require(__DIR__ . '/../config/config.php'),
     [
         'components' => [
diff --git a/apps/basic/tests/codeception/bin/yii_functional b/apps/basic/tests/codeception/bin/yii_functional
index 148420fe00..af5563e4d9 100644
--- a/apps/basic/tests/codeception/bin/yii_functional
+++ b/apps/basic/tests/codeception/bin/yii_functional
@@ -11,7 +11,7 @@
 require_once __DIR__ . '/_bootstrap.php';
 
 $config = yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/config/console.php'),
+    require(YII_ROOT_DIR . '/config/console.php'),
     require(__DIR__ . '/../config/config.php'),
     [
         'components' => [
diff --git a/apps/basic/tests/codeception/bin/yii_unit b/apps/basic/tests/codeception/bin/yii_unit
index 5fb938e517..92750bb151 100644
--- a/apps/basic/tests/codeception/bin/yii_unit
+++ b/apps/basic/tests/codeception/bin/yii_unit
@@ -11,7 +11,7 @@
 require_once __DIR__ . '/_bootstrap.php';
 
 $config = yii\helpers\ArrayHelper::merge(
-    require(ROOT_DIR . '/config/console.php'),
+    require(YII_ROOT_DIR . '/config/console.php'),
     require(__DIR__ . '/../config/config.php'),
     [
         'components' => [
diff --git a/apps/basic/tests/codeception/config/functional.php b/apps/basic/tests/codeception/config/functional.php
index 13cfc64582..32cd7c899a 100644
--- a/apps/basic/tests/codeception/config/functional.php
+++ b/apps/basic/tests/codeception/config/functional.php
@@ -1,6 +1,6 @@
 <?php
-$_SERVER['SCRIPT_FILENAME'] = TEST_ENTRY_FILE;
-$_SERVER['SCRIPT_NAME'] = TEST_ENTRY_URL;
+$_SERVER['SCRIPT_FILENAME'] = YII_TEST_ENTRY_FILE;
+$_SERVER['SCRIPT_NAME'] = YII_TEST_ENTRY_URL;
 
 /**
  * Application configuration for functional tests